SDSS J150339.41+503127.9

All names: WD 1502+507, Gaia DR2 1592679770070845696, Gaia EDR3 1592679770070845696, SDSS J150339.41+503127.9, SDSS J150339.42+503127.9, GALEX J150339.4+503128, Gaia DR3 1592679770070845696

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 15 03 39.41 (0.4) 15 03 39.42 15 03 39.41 (0.5) 15 03 39.41 (0.4) 15 03 39.41 15 03 39.50 15 03 39.42
Declination 50 31 27.92 (0.4) 50 31 27.92 50 31 27.92 (0.5) 50 31 27.84 (0.4) 50 31 27.92 50 31 26.40 50 31 27.92
Spectral type DA DA DA_auto DA DA DA
Effective temperature [K] 29813.0 16385.0 (602) 16295.0 (611)
log(g) [cgs] 8.52 7.71 (0.2) 7.72 (0.2)
Mass [M☉] 0.957 0.489 (0.08)
log(Luminosity) [L☉]
Cooling age [Gyr] 0.0518
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
log(C/H)
log(N/H)
log(O/H)
log(Na/H)
log(Mg/H)
log(Al/H)
log(Si/H)
log(P/H)
log(S/H)
log(Sc/H)
log(Ti/H)
log(Cr/H)
log(Mn/H)
log(Fe/H)
log(Ni/H)
Parallax [mas] 0.81 (0.5) 1.31 (0.6) 0.81 (0.5)
Distance [pc] 1229.34 (701) 765.22 (354) 1229.41 (701)
Composition H
Proper motion (right ascension) [mas/yr] -4.700500585 (0.5) -4.922471565 (1) -4.701 (0.5)
Proper motion (declination) [mas/yr] 4.772338493 (0.6) 3.329396327 (1) 4.772 (0.6)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.41 (0.05) 20.41 (0.05) 20.40 (0.05) 20.40 20.43 (0.05)
g magnitude 20.17 (0.02) 20.17 (0.02) 20.17 (0.02) 20.17 20.19 (0.02)
r magnitude 20.50 (0.03) 20.50 (0.03) 20.50 (0.03) 20.50 20.52 (0.03)
i magnitude 20.76 (0.06) 20.76 (0.06) 20.78 (0.06) 20.78 20.81 (0.06)
z magnitude 21.28 (0.3) 21.28 (0.3) 21.39 (0.3) 21.38 21.41 (0.3)
G magnitude 20.37 (0.08) 20.42 20.37 (0.007)
BP magnitude 20.31 (0.08) 20.02
RP magnitude 20.35 (0.09) 20.44
Pan g magnitude 20.18 (0.01)
Pan r magnitude 20.61 (0.04)
Pan i magnitude 20.92 (0.05)
Pan z magnitude 20.93 (0.1)
Pan y magnitude
E(B-V) 0.020

* Constant surface field

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The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.